I absolutely loved this! I wonder who made it?

Base +7, sakuya16 +6

Shoot, I remember there was something similar to this where it was black-and-white, the story had lala became a skin suit and rito finds the suit of her later she bathed with his sister she finds the zipper. I think there was two chapters of that it disappeared a couple years ago and I never got to find it again.

Base +10

I think this is the pivix of the author:
https://www.pixiv.net/en/artworks/100264859

Base +6